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Electronic Code of Federal Regulations

e-CFR data is current as of March 26, 2020

Title 27Chapter ISubchapter APart 21Subpart E → §21.118


Title 27: Alcohol, Tobacco Products and Firearms
PART 21—FORMULAS FOR DENATURED ALCOHOL AND RUM
Subpart E—Specifications for Denaturants


§21.118   Methyl n-butyl ketone.

(a) Acidity (as acetic acid). 0.02 percent by weight, maximum.

(b) Color. Colorless.

(c) Odor. Characteristic odor.

(d) Refractive index at 20 °C. 1.396 to 1.404.

(e) Specific gravity at 20 °/20 °C. 0.800 to 0.835.

(f) Distillation range. No distillate should come over below 123 °C. and none above 129 °C.

[T.D. ATF-133, 48 FR 24673, June 2, 1983. Redesignated by T.D. ATF-442, 66 FR 12854, Mar. 1, 2001]

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